The Soroptimist International of Greater Las Vegas and Paradise Valley Records document the activity of two Las Vegas, Nevada chapters of the women's advocacy group Soroptimist International from 1968 to 2000. The records contain membership information, by-laws, correspondence, scrapbooks, publications, memoranda, and ephemera about women's issues, environmental concerns, and the club's activities in the Greater Las Vegas and Paradise Valley chapters. The records also contain information from conferences held by Soroptimist International, including audio cassette recordings of speeches and presentations.

This collection comprises records of the Junior Mesquite Club, a womens service organization in operation from 1962 to 1998 in Las Vegas, Nevada. Included are board and membership minutes, correspondence, newsletters, photographs, and reports on the philanthropic efforts of the club. A collection of scrapbooks also chronicle yearly events.

The Rick L. May Papers document social and political activities of Las Vegas, Nevada's lesbian, gay, bisexual, and transgender (LGBT) community from 1982 to 1997. The papers include records from the Gay Academic Union of the University of Nevada, Las Vegas; various gay pride celebrations in Los Angeles, California and Las Vegas; the Metropolitan Community Church's outreach to the LGBT community; as well as Rick L. May's own notes and collections about LGBT-supportive stores like R and R Assordid Sundries. The collection also includes several t-shirts that commemorate the pride celebrations. The papers demonstrate how the pride celebrations that began in 1984 were the result of efforts from several sectors of Las Vegas' LGBT community.

The Kendall Stagg Collection (1998-2000) consists of material documenting Kendall Stagg’s political races in northern Nevada and also details gay activism in Reno. The collection consists of Stagg campaign materials, a t-shirt from one of his campaigns, and documents pertaining to the Gay, Lesbian, and Bisexual Student Union at the University of Nevada, Reno and Gay Pride parade organizing in Reno.

The Fraternal Order of Eagles (F.O.E.), Las Vegas Chapter Records (1906-2001) consist primarily of scrapbooks, attendance and meeting minute record books, correspondence, and an accounting ledger from F.O.E. Aerie #1213 and its associated Women’s Auxiliary and Retired Eagles Activities Club (REAC) located in Las Vegas, Nevada. The scrapbooks contain newspaper articles, photographs, memorandums, and state and national F.O.E. convention information. The collection also contains REAC secretary documents including the club charter, constitution, and bylaws. The F.O.E. is an international non-profit fraternal organization.

The Nevada EPSCoR Women in Science and Engineering Records (1992-1998) consist primarily of budgets, staff resumes, program reviews and information, and correspondence pertaining to the Nevada Established Program to Stimulate Competitive Research (EPSCoR) Women in Science and Engineering (WISE) Las Vegas chapter located at the University of Nevada, Las Vegas. The records also contain newsletters, conference materials, and graduate assistant information.

The collection is comprised of architectural records (1947-2001) of American architect, Homer Rissman and the architectural firm, Rissman and Rissman Associates Ltd, a partnership of Homer Rissman and his brother Marshall. The collection includes 825 items from over 40 major projects and over 110 minor projects. The Rissmans' work represented in the collection focused on Las Vegas, Reno, and Lake Tahoe, Nevada, Los Angeles, Southern California, and Arizona, with Homer's early career design work in Chicago, Illinois. The materials feature hand-drawn architectural drawings, ranging from pencil and ink on tracing paper preliminary sketches to ink on Mylar (TM) construction documents, and a number of artist’s renderings, used for presentations and promotional materials. The drawings also contain work from a number of consultants, engineers, and other architects who collaborated on the development of the various projects. The collection includes architectural drawings for: hotels, casinos, integrated casino resorts, office towers, multi-family residential developments, and custom single-family homes.